_:nff8c3e04d0124835afa36395db20c681xb7
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Person>
<https://systematicreviewsjournal.biomedcentral.com/articles/10.1186/s13643-018-0748-z/figures/3>